diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2f085b57..3289d6ff 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,11 +8,11 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - name: Set up JDK 20
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: 20
+          java-version: 21
           cache: gradle
       - name: Build with Gradle
         run: ./gradlew build --no-daemon